=== HTTP code : 200 ===

HTTP/1.1 200 OK
Server: nginx/1.4.6 (Ubuntu)
Date: Tue, 07 Apr 2015 13:00:19 GMT
Content-Type: application/pdf
Content-Length: 329575
Last-Modified: Mon, 12 Jan 2015 21:36:43 GMT
Connection: close
ETag: "54b43e6b-50767"
Accept-Ranges: bytes


Link is valid.